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FI893836A0 - Massan käsittelylaite ja siihen liittyvä paluuhuuhtelumenetelmä - Google Patents

Massan käsittelylaite ja siihen liittyvä paluuhuuhtelumenetelmä

Info

Publication number
FI893836A0
FI893836A0 FI893836A FI893836A FI893836A0 FI 893836 A0 FI893836 A0 FI 893836A0 FI 893836 A FI893836 A FI 893836A FI 893836 A FI893836 A FI 893836A FI 893836 A0 FI893836 A0 FI 893836A0
Authority
FI
Finland
Prior art keywords
pulp
screen
inlet
liquid
piston
Prior art date
Application number
FI893836A
Other languages
English (en)
Swedish (sv)
Other versions
FI92415C (fi
FI92415B (fi
FI893836A (fi
Inventor
Finn Jacobsen
Ole J Richter
Original Assignee
Kamyr Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kamyr Ab filed Critical Kamyr Ab
Publication of FI893836A0 publication Critical patent/FI893836A0/fi
Publication of FI893836A publication Critical patent/FI893836A/fi
Application granted granted Critical
Publication of FI92415B publication Critical patent/FI92415B/fi
Publication of FI92415C publication Critical patent/FI92415C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
    • B01D33/0307—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements
    • B01D33/0315—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements arranged for inward flow filtration
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/04—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in diffusers ; Washing of pulp of fluid consistency without substantially thickening
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/40—Washing the fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
    • B01D33/0307—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements
    • B01D33/033—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with bag, cage, hose, tube, sleeve or the like filtering elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
    • B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
    • B01D33/39—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B01D33/763—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Eye Examination Apparatus (AREA)
  • Earth Drilling (AREA)
  • Filtration Of Liquid (AREA)
FI893836A 1988-08-18 1989-08-15 Massan käsittelylaite ja siihen liittyvä paluuhuuhtelumenetelmä FI92415C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/233,366 US4908896A (en) 1987-11-27 1988-08-18 Backflushing pressure diffuser screens
US23336688 1988-08-18

Publications (4)

Publication Number Publication Date
FI893836A0 true FI893836A0 (fi) 1989-08-15
FI893836A FI893836A (fi) 1990-02-19
FI92415B FI92415B (fi) 1994-07-29
FI92415C FI92415C (fi) 1994-11-10

Family

ID=22876943

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893836A FI92415C (fi) 1988-08-18 1989-08-15 Massan käsittelylaite ja siihen liittyvä paluuhuuhtelumenetelmä

Country Status (9)

Country Link
US (1) US4908896A (fi)
EP (1) EP0356415B1 (fi)
JP (1) JPH0268379A (fi)
AT (1) ATE117386T1 (fi)
BR (1) BR8904117A (fi)
DE (1) DE68920668T2 (fi)
FI (1) FI92415C (fi)
NO (1) NO174782C (fi)
SE (1) SE468678B (fi)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462435B (sv) * 1988-11-11 1990-06-25 Kamyr Ab Saett att stabilisera tryck- och floedesfoerhaallandena i en silapparat och silapparat haerfoer
US5129119A (en) * 1991-04-09 1992-07-14 Glentech Inc. Diffuser efficiency
US5567262A (en) * 1991-04-16 1996-10-22 Ahlstrom Machinery Inc. Two stage pressure diffuser
US5187956A (en) * 1991-06-20 1993-02-23 Kamyr, Inc. Preventing clogging in pressure diffusers
US5444884A (en) * 1994-07-15 1995-08-29 Kamyr, Inc. Controlling screen backflush and wash distribution in a pressure diffuser
SE9901668A0 (en) 1998-05-07 2000-11-07 J Robert Prough Plate diffuser for treating comminuted cellulosic fibrous material
JP5757700B2 (ja) * 2009-08-03 2015-07-29 アンドリッツ・テクノロジー・アンド・アセット・マネージメント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング プレッシャーディフューザーの内部ガイド
US8747613B2 (en) 2009-08-25 2014-06-10 Valmet Ab Pressure diffuser with less power rating in hydraulic system
CN102877345A (zh) * 2012-10-31 2013-01-16 江苏大唐机械有限公司 造纸原料洗涤脱水设备
US8888958B2 (en) * 2012-12-31 2014-11-18 Andritz Inc. Pressure diffuser with an annular baffle screen plate over water inlet
CN106237687A (zh) * 2015-08-29 2016-12-21 无锡亮慧环保机械有限公司 浮动气浮式振动过滤结构
CN106237688A (zh) * 2015-08-29 2016-12-21 无锡亮慧环保机械有限公司 抗污染的气浮振动过滤结构
CN106237689A (zh) * 2015-08-29 2016-12-21 无锡亮慧环保机械有限公司 浮动气浮式抗污染型振动过滤结构
CN116173593B (zh) * 2023-04-24 2023-08-01 惠州市宝惠电子科技有限公司 变压器浸油过滤装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE394821B (sv) * 1975-04-15 1977-07-11 Kamyr Ab Sett och anordning for avvattning av suspensioner i rorelse
SE394822B (sv) * 1975-04-15 1977-07-11 Kamyr Ab Sett och anordning for avvattning av suspensioner i rorelse
US4172037A (en) * 1975-10-10 1979-10-23 Kamyr Inc. Continuous process diffuser
SE435400B (sv) * 1980-01-10 1984-09-24 Kamyr Ab Silanordning for avdrag av vetska fran suspensioner i rorelse
FI68686C (fi) * 1980-01-10 1985-10-10 Kamyr Ab Anordning foer behandling av stroemmande suspensioner
CA1173603A (en) * 1980-12-31 1984-09-04 Kamyr, Ab Pressure diffuser controlling
GB2159725B (en) * 1984-06-09 1988-06-02 Klimatank Holdings Limited Filter apparatus
US4793161A (en) * 1987-11-27 1988-12-27 Kamyr Ab Effective diffuser/thickener screen backflushing

Also Published As

Publication number Publication date
JPH0268379A (ja) 1990-03-07
NO893301D0 (no) 1989-08-17
ATE117386T1 (de) 1995-02-15
NO174782B (no) 1994-03-28
DE68920668T2 (de) 1995-07-06
NO893301L (no) 1990-02-19
FI92415C (fi) 1994-11-10
DE68920668D1 (de) 1995-03-02
JPH0437195B2 (fi) 1992-06-18
FI92415B (fi) 1994-07-29
EP0356415A3 (en) 1991-08-28
SE8902653L (sv) 1990-02-19
FI893836A (fi) 1990-02-19
SE468678B (sv) 1993-03-01
NO174782C (no) 1994-07-06
US4908896A (en) 1990-03-20
EP0356415A2 (en) 1990-02-28
EP0356415B1 (en) 1995-01-18
SE8902653D0 (sv) 1989-08-03
BR8904117A (pt) 1990-04-10

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: KAMYR AB

BB Publication of examined application
FG Patent granted

Owner name: KAMYR AB

PC Transfer of assignment of patent

Owner name: METSO FIBER KARLSTAD AB

Free format text: METSO FIBER KARLSTAD AB